Triple

T4614886
Position Surface form Disambiguated ID Type / Status
Subject Indian Railways E100843 entity
Predicate trackGauge P391 FINISHED
Object Indian broad gauge
Indian broad gauge is the standard, wider-than-average railway track gauge predominantly used across India’s rail network, enabling high-capacity and heavy-haul train operations.
E458445 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Indian broad gauge | Statement: [Indian Railways, trackGauge, Indian broad gauge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Indian broad gauge
Context triple: [Indian Railways, trackGauge, Indian broad gauge]
  • A. Central Railway
    Central Railway is one of the major zones of Indian Railways, headquartered in Mumbai and responsible for operating key rail routes and suburban services in western and central India.
  • B. Delhi–Kolkata rail corridor
    The Delhi–Kolkata rail corridor is one of India’s busiest and most important railway routes, linking the national capital with the eastern metropolis through major northern and eastern cities.
  • C. Indian Railways
    Indian Railways is India’s state-owned national railway system, operating one of the world’s largest rail networks for passenger and freight transport across the country.
  • D. Eastern Railway
    Eastern Railway is one of the major zones of Indian Railways, operating extensive rail services primarily across eastern India.
  • E. Gwalior Light Railway
    Gwalior Light Railway is a historic narrow-gauge railway network in central India, originally built to serve the princely state of Gwalior and noted for its extensive rural reach and heritage value.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Indian broad gauge
Triple: [Indian Railways, trackGauge, Indian broad gauge]
Generated description
Indian broad gauge is the standard, wider-than-average railway track gauge predominantly used across India’s rail network, enabling high-capacity and heavy-haul train operations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Indian broad gauge
Target entity description: Indian broad gauge is the standard, wider-than-average railway track gauge predominantly used across India’s rail network, enabling high-capacity and heavy-haul train operations.
  • A. Central Railway
    Central Railway is one of the major zones of Indian Railways, headquartered in Mumbai and responsible for operating key rail routes and suburban services in western and central India.
  • B. Delhi–Kolkata rail corridor
    The Delhi–Kolkata rail corridor is one of India’s busiest and most important railway routes, linking the national capital with the eastern metropolis through major northern and eastern cities.
  • C. Indian Railways
    Indian Railways is India’s state-owned national railway system, operating one of the world’s largest rail networks for passenger and freight transport across the country.
  • D. Eastern Railway
    Eastern Railway is one of the major zones of Indian Railways, operating extensive rail services primarily across eastern India.
  • E. Gwalior Light Railway
    Gwalior Light Railway is a historic narrow-gauge railway network in central India, originally built to serve the princely state of Gwalior and noted for its extensive rural reach and heritage value.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69bd43cf363c819087fd5ab441b4a3f4 completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd59c3d9ec8190a50ef03627dc351d completed March 20, 2026, 2:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdfa8da23881909ba4a70e9697f260 completed March 21, 2026, 1:55 a.m.
NEDg Description generation batch_69bdfc7b84108190af39c7780f702745 completed March 21, 2026, 2:03 a.m.
NED2 Entity disambiguation (via description) batch_69bdfd3856b48190a44f49da5fde38f6 completed March 21, 2026, 2:06 a.m.
Created at: March 20, 2026, 1:12 p.m.